5305-01-278-5067, SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-01-278-5067

Federal Supply Class:
5305

National Item Identification Number:
012785067

Description:
SCREW,EXTERNALLY RELIEVED BODY

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercut for thread relief). It is No. 0 (0.060 IN.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below No. 10 (0.190 IN.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also BOLT, EXTERNALLY RELIEVED BODY and BOLT, INTERNAL WRENCHING.

Manufacturer Information:

SNT50037C04E14

02310

PATTONAIR USA INC

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	0.860 INCHES MINIMUM AND 0.905 INCHES MAXIMUM
FEATURES PROVIDED	O RING
FIRST DIAMETER FROM HEAD	0.075 INCHES MINIMUM AND 0.078 INCHES MAXIMUM
HEAD DIAMETER	0.210 INCHES MINIMUM AND 0.220 INCHES MAXIMUM
HEAD HEIGHT	0.065 INCHES MINIMUM AND 0.070 INCHES MAXIMUM
HEAD STYLE	WATERTIGHT
INTERNAL DRIVE STYLE	SLOT
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 3304 ASSN STD SINGLE MATERIAL RESPONSE RING
MATERIAL	RUBBER SILICONE CLASS Q RING
MATERIAL	STEEL COMP 302 FASTENER OR STEEL COMP 304 FASTENER OR STEEL COMP 305 FASTENER OR STEEL COMP 384 FASTENER
PROPRIETARY CHARACTERISTICS	PACS
NOMINAL THREAD DIAMETER	0.112 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
SURFACE TREATMENT	PASSIVATE FASTENER
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.345 INCHES MINIMUM AND 0.420 INCHES MAXIMUM
THREAD QUANTITY PER INCH	40
THREAD SERIES DESIGNATOR	UNC

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